We are in the process of deploying Charmed Kubernetes  on Ubuntu 20.04 LTS and we have recently acquired three new servers which is the bare minimum for Charmed Kubernetes. The three servers have 4 network cards each. We would like to group the ethernet interfaces by group of 2 so each group...
If a user or system process seems to be stuck. When attaching strace to the process, i see strace shows an unfinished system call. What could this mean?
When and why would using strace be a poor choice while debugging an issue of this type?
I m experiencing a kernel panic. I would like to know what a kernel panic is and what are the most common causes of kernel panics?
What steps to debug/collect data for further debugging in such an event.
Is it possible to trigger a kernel panic on purpose? Why would you do so
I lost the credentials to the Ubuntu 20.04 LTS Server. I need the instructions on how I could log into a Linux host without knowing a valid login/password combination, and without permanently altering any local files.